nextdisplay.c revision 1.8
1 /* $NetBSD: nextdisplay.c,v 1.8 2002/07/04 14:43:51 junyoung Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Matt DeBergalis 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Matt DeBergalis 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/kernel.h> 38 #include <sys/device.h> 39 #include <sys/malloc.h> 40 41 #include <machine/cpu.h> 42 #include <machine/bus.h> 43 44 #include <next68k/next68k/nextrom.h> 45 46 #include <next68k/dev/nextdisplayvar.h> 47 #include <dev/wscons/wsconsio.h> 48 49 #include <dev/rcons/raster.h> 50 #include <dev/wscons/wscons_raster.h> 51 #include <dev/wscons/wsdisplayvar.h> 52 53 int nextdisplay_match __P((struct device *, struct cfdata *, void *)); 54 void nextdisplay_attach __P((struct device *, struct device *, void *)); 55 56 struct cfattach nextdisplay_ca = { 57 sizeof(struct nextdisplay_softc), 58 nextdisplay_match, 59 nextdisplay_attach, 60 }; 61 62 const struct wsdisplay_emulops nextdisplay_mono_emulops = { 63 rcons_cursor, 64 rcons_mapchar, 65 rcons_putchar, 66 rcons_copycols, 67 rcons_erasecols, 68 rcons_copyrows, 69 rcons_eraserows, 70 rcons_allocattr 71 }; 72 73 struct wsscreen_descr nextdisplay_mono = { 74 "mono", 75 0, 0, /* will be filled in -- XXX shouldn't, it's global */ 76 &nextdisplay_mono_emulops, 77 0, 0 78 }; 79 80 struct wsscreen_descr nextdisplay_color = { 81 "color", 82 0, 0, /* again, filled in */ 83 &nextdisplay_mono_emulops, 84 0, 0 85 }; 86 87 const struct wsscreen_descr *_nextdisplay_scrlist_mono[] = { 88 &nextdisplay_mono, 89 }; 90 91 const struct wsscreen_descr *_nextdisplay_scrlist_color[] = { 92 &nextdisplay_color, 93 }; 94 95 const struct wsscreen_list nextdisplay_screenlist_mono = { 96 sizeof(_nextdisplay_scrlist_mono) / sizeof(struct wsscreen_descr *), 97 _nextdisplay_scrlist_mono 98 }; 99 100 const struct wsscreen_list nextdisplay_screenlist_color = { 101 sizeof(_nextdisplay_scrlist_color) / sizeof(struct wsscreen_descr *), 102 _nextdisplay_scrlist_color 103 }; 104 105 static int nextdisplay_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 106 static paddr_t nextdisplay_mmap __P((void *, off_t, int)); 107 static int nextdisplay_alloc_screen __P((void *, const struct wsscreen_descr *, 108 void **, int *, int *, long *)); 109 static void nextdisplay_free_screen __P((void *, void *)); 110 static int nextdisplay_show_screen __P((void *, void *, int, 111 void (*) (void *, int, int), void *)); 112 static int nextdisplay_load_font __P((void *, void *, struct wsdisplay_font *)); 113 114 const struct wsdisplay_accessops nextdisplay_accessops = { 115 nextdisplay_ioctl, 116 nextdisplay_mmap, 117 nextdisplay_alloc_screen, 118 nextdisplay_free_screen, 119 nextdisplay_show_screen, 120 nextdisplay_load_font 121 }; 122 123 void nextdisplay_init(struct nextdisplay_config *, int); 124 125 paddr_t nextdisplay_consaddr; 126 static int nextdisplay_is_console __P((paddr_t addr)); 127 128 static struct nextdisplay_config nextdisplay_console_dc; 129 130 static int 131 nextdisplay_is_console(paddr_t addr) 132 { 133 return (nextdisplay_console_dc.isconsole 134 && (addr == nextdisplay_consaddr)); 135 } 136 137 int 138 nextdisplay_match(parent, match, aux) 139 struct device *parent; 140 struct cfdata *match; 141 void *aux; 142 { 143 if ((rom_machine_type == NeXT_WARP9) 144 || (rom_machine_type == NeXT_X15) 145 || (rom_machine_type == NeXT_WARP9C) 146 || (rom_machine_type == NeXT_TURBO_COLOR)) 147 return (1); 148 else 149 return (0); 150 } 151 152 void 153 nextdisplay_init(dc, color) 154 struct nextdisplay_config *dc; 155 int color; 156 { 157 struct raster *rap; 158 struct rcons *rcp; 159 paddr_t addr; 160 int i; 161 162 /* printf("in nextdisplay_init\n"); */ 163 164 if (color) 165 addr = (paddr_t)colorbase; 166 else 167 addr = (paddr_t)monobase; 168 169 dc->dc_vaddr = addr; 170 dc->dc_paddr = color ? COLORP(addr) : MONOP(addr); 171 dc->dc_size = color ? NEXT_P_C16_VIDEOSIZE : NEXT_P_VIDEOSIZE; 172 173 dc->dc_wid = color ? 1152 : 1152; 174 dc->dc_ht = color ? 832 : 832; 175 dc->dc_depth = color ? 16 : 2; 176 dc->dc_rowbytes = dc->dc_wid * dc->dc_depth / 8; 177 178 dc->dc_videobase = dc->dc_vaddr; 179 180 #if 0 181 printf("intiobase at: %08x\n", intiobase); 182 printf("intiolimit at: %08x\n", intiolimit); 183 printf("videobase at: %08x\n", color ? colorbase : monobase); 184 printf("videolimit at: %08x\n", color ? colorlimit : monolimit); 185 186 printf("virtual fb at: %08x\n", dc->dc_vaddr); 187 printf("physical fb at: %08x\n", dc->dc_paddr); 188 printf("fb size: %08x\n", dc->dc_size); 189 190 printf("dc_wid: %08x\n", dc->dc_wid); 191 printf("dc_ht: %08x\n", dc->dc_ht); 192 printf("dc_depth: %08x\n", dc->dc_depth); 193 printf("dc_rowbytes: %08x\n", dc->dc_rowbytes); 194 printf("dc_videobase: %08x\n", dc->dc_videobase); 195 #endif 196 197 /* clear the screen */ 198 for (i = 0; i < dc->dc_ht * dc->dc_rowbytes; i += sizeof(u_int32_t)) 199 *(u_int32_t *)(dc->dc_videobase + i) = 200 (color ? 0x0 : 0xffffffff); 201 202 printf("done clearing\n"); 203 204 rap = &dc->dc_raster; 205 rap->width = dc->dc_wid; 206 rap->height = dc->dc_ht; 207 rap->depth = color ? 16 : 2; 208 rap->linelongs = dc->dc_rowbytes / sizeof(u_int32_t); 209 rap->pixels = (u_int32_t *)dc->dc_videobase; 210 211 /* initialize the raster console blitter */ 212 rcp = &dc->dc_rcons; 213 rcp->rc_sp = rap; 214 rcp->rc_crow = rcp->rc_ccol = -1; 215 rcp->rc_crowp = &rcp->rc_crow; 216 rcp->rc_ccolp = &rcp->rc_ccol; 217 rcons_init(rcp, 34, 80); 218 219 if (color) { 220 nextdisplay_color.nrows = dc->dc_rcons.rc_maxrow; 221 nextdisplay_color.ncols = dc->dc_rcons.rc_maxcol; 222 } else { 223 nextdisplay_mono.nrows = dc->dc_rcons.rc_maxrow; 224 nextdisplay_mono.ncols = dc->dc_rcons.rc_maxcol; 225 } 226 } 227 228 void 229 nextdisplay_attach(parent, self, aux) 230 struct device *parent; 231 struct device *self; 232 void *aux; 233 { 234 struct nextdisplay_softc *sc; 235 struct wsemuldisplaydev_attach_args waa; 236 int isconsole; 237 int iscolor; 238 paddr_t addr; 239 240 sc = (struct nextdisplay_softc *)self; 241 242 if ((rom_machine_type == NeXT_WARP9C) 243 || (rom_machine_type == NeXT_TURBO_COLOR)) { 244 iscolor = 1; 245 addr = (paddr_t)colorbase; 246 } else { 247 iscolor = 0; 248 addr = (paddr_t)monobase; 249 } 250 251 isconsole = nextdisplay_is_console(addr); 252 253 if (isconsole) { 254 sc->sc_dc = &nextdisplay_console_dc; 255 sc->nscreens = 1; 256 } else { 257 sc->sc_dc = (struct nextdisplay_config *) 258 malloc(sizeof(struct nextdisplay_config), M_DEVBUF, M_WAITOK); 259 nextdisplay_init(sc->sc_dc, iscolor); 260 } 261 262 printf(": %d x %d, %dbpp\n", sc->sc_dc->dc_wid, sc->sc_dc->dc_ht, 263 sc->sc_dc->dc_depth); 264 265 /* initialize the raster */ 266 waa.console = isconsole; 267 waa.scrdata = iscolor ? &nextdisplay_screenlist_color : &nextdisplay_screenlist_mono; 268 waa.accessops = &nextdisplay_accessops; 269 waa.accesscookie = sc; 270 #if 0 271 printf("nextdisplay: access cookie is %p\n", sc); 272 #endif 273 config_found(self, &waa, wsemuldisplaydevprint); 274 } 275 276 277 int 278 nextdisplay_ioctl(v, cmd, data, flag, p) 279 void *v; 280 u_long cmd; 281 caddr_t data; 282 int flag; 283 struct proc *p; 284 { 285 struct nextdisplay_softc *sc = v; 286 struct nextdisplay_config *dc = sc->sc_dc; 287 288 switch (cmd) { 289 case WSDISPLAYIO_GTYPE: 290 *(int *)data = dc->dc_type; 291 return 0; 292 293 case WSDISPLAYIO_SCURSOR: 294 printf("nextdisplay_ioctl: wsdisplayio_scursor\n"); 295 return EPASSTHROUGH; 296 297 case WSDISPLAYIO_SCURPOS: 298 printf("nextdisplay_ioctl: wsdisplayio_scurpos\n"); 299 return EPASSTHROUGH; 300 301 case WSDISPLAYIO_GINFO: 302 case WSDISPLAYIO_GETCMAP: 303 case WSDISPLAYIO_PUTCMAP: 304 case WSDISPLAYIO_GVIDEO: 305 case WSDISPLAYIO_SVIDEO: 306 case WSDISPLAYIO_GCURPOS: 307 case WSDISPLAYIO_GCURMAX: 308 case WSDISPLAYIO_GCURSOR: 309 printf("nextdisplay_ioctl: listed but unsupported ioctl\n"); 310 return EPASSTHROUGH; 311 } 312 313 return EPASSTHROUGH; 314 } 315 316 static paddr_t 317 nextdisplay_mmap(v, offset, prot) 318 void *v; 319 off_t offset; 320 int prot; 321 { 322 323 /* XXX */ 324 printf("nextdisplay_mmap: failed\n"); 325 return -1; 326 } 327 328 int 329 nextdisplay_alloc_screen(v, type, cookiep, curxp, curyp, defattrp) 330 void *v; 331 const struct wsscreen_descr *type; 332 void **cookiep; 333 int *curxp, *curyp; 334 long *defattrp; 335 { 336 struct nextdisplay_softc *sc = v; 337 long defattr; 338 339 /* only allow one screen */ 340 if (sc->nscreens > 0) 341 return (ENOMEM); 342 343 *cookiep = &sc->sc_dc->dc_rcons; /* one and only for now */ 344 *curxp = 0; 345 *curyp = 0; 346 rcons_allocattr(&sc->sc_dc->dc_rcons, 0, 0, 347 (strcmp(type->name, "color") == 0) 348 ? 0 349 : WSATTR_REVERSE, &defattr); 350 *defattrp = defattr; 351 sc->nscreens++; 352 #if 0 353 printf("nextdisplay: allocating screen\n"); 354 #endif 355 return (0); 356 } 357 358 void 359 nextdisplay_free_screen(v, cookie) 360 void *v; 361 void *cookie; 362 { 363 struct nextdisplay_softc *sc = v; 364 365 if (sc->sc_dc == &nextdisplay_console_dc) 366 panic("nextdisplay_free_screen: console"); 367 368 sc->nscreens--; 369 } 370 371 int 372 nextdisplay_show_screen(v, cookie, waitok, cb, cbarg) 373 void *v; 374 void *cookie; 375 int waitok; 376 void (*cb) __P((void *, int, int)); 377 void *cbarg; 378 { 379 380 return (0); 381 } 382 383 static int 384 nextdisplay_load_font(v, cookie, font) 385 void *v; 386 void *cookie; 387 struct wsdisplay_font *font; 388 { 389 return (EPASSTHROUGH); 390 } 391 392 int 393 nextdisplay_cnattach(void) 394 { 395 struct nextdisplay_config *dc = &nextdisplay_console_dc; 396 long defattr; 397 int iscolor; 398 399 if ((rom_machine_type == NeXT_WARP9C) 400 || (rom_machine_type == NeXT_TURBO_COLOR)) { 401 iscolor = 1; 402 nextdisplay_consaddr = (paddr_t)colorbase; 403 } else { 404 iscolor = 0; 405 nextdisplay_consaddr = (paddr_t)monobase; 406 } 407 408 /* set up the display */ 409 nextdisplay_init(&nextdisplay_console_dc, iscolor); 410 411 rcons_allocattr(&dc->dc_rcons, 0, 0, 412 iscolor ? 0 : WSATTR_REVERSE, &defattr); 413 414 wsdisplay_cnattach(iscolor ? &nextdisplay_color : &nextdisplay_mono, 415 &dc->dc_rcons, 0, 0, defattr); 416 417 dc->isconsole = 1; 418 return (0); 419 } 420
Indexes created Mon Sep 29 21:09:56 GMT 2025